Вправи

import requests

url = 'https://bank.gov.ua/NBUStatService/v1/statdirectory/exchange?json'

def con(url):

k = requests.get(url)

rez = k.json()

#print(rez)

for e in rez:

print(e['txt'], e['cc'])

q = input("Яка валюта цікавить: ") 

return rez, q

def info(url):

rez, q = con(url)

for e in rez:

if e['txt'] ==q or e['cc'] == q:

print (e)

while True:

info(url)

a = input('Продовжуємо? (т/н) ')

if a == 'н': break